<!-- ignore the following lines, they are not important to this demo -->
<jigsaw-demo-description [summary]="summary" [content]="description">
</jigsaw-demo-description>


<!-- start to learn the demo from here -->
<button #movableButton j-movable
        style="position: fixed"
        (mousedown)="recordMouseStartPosition($event)"
        (mouseup)="handleMouseUp($event)"
>a movable button</button>
